We are troubled by overfishing in the Atlantic. It's a "tragedy of the commons."
Don Boudreaux quotes a letter which asks whether an infusion of property rights might solve the problem:
Fisheries are the classic tragedies of the commons and fishermen are behaving rationally when they overfish, for all of the benefits of each fish caught accrue to them while the costs are borne by the population as a whole. Fishermen are also behaving rationally when they “fish” for politicians in Brussels or national capitals, for if French fishermen do not, they will suffer when Italian fishermen do and vice versa.
Read the whole thing.